DMRC Electronics Engineering Paper-1 2016

Instructions

For the following questions answer them individually

Question 101

The ABCD parameters of ideal n:1 transformer shown in the figure are $$\begin{bmatrix}n & o \\o & x \end{bmatrix}$$. The value of x will be:

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Question 102

In the circuit shown below, the volt meter will read:

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Question 103

This figure is a block diagram of ..........:

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Question 104

Theoretical bandwidth requirement for FM system is:

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Question 105

Waveguides are used mainly for microwave signals because:

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Question 106

Indicate which one of the following is NOT an advantage of FM over AM?

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Question 107

Which of the following statement is false? Modulation is used to:

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Question 108

In an n-type semiconductor, as the donor concentration $$N_D$$ increases, the Fermi level $$E_F$$:

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Question 109

The term "white noise" refers to the following:

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Question 110

Which of the following relation is true for two digital signals A and B?

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